High capacity
Low capacity
Differential pressure bar (x 100 = kPa)
Cold water capacity
Hot water capacity
For full details see the Installation and Maintenance Instructions (IM-P180-31) supplied with the product.
Installation note
The BT6-B is designed to be installed in vertical lines with the flow downwards so that the body is self-draining. Check the flow arrow
on the body for correct orientation. Fittings and pipe clamps are not supplied.
Installation should include a suitable cooling leg to avoid condensate back-up into process equipment under normal operating
conditions.
Do not expose the capsule element to superheat conditions. Handle all components carefully to avoid damage to surfaces.
The operation relies on a stainless steel capsule that is filled with a temperature sensing fluid. During cold or start-up conditions the
capsule will be fully open allowing large volumes of air, condensate and/or CIP fluid to be drained. As the system approaches steam
temperature the fluid in the capsule expands and the valve closes the trap to prevent live steam loss. This closure occurs very close
to steam temperature to ensure efficient drainage of the system.
Example: 1 off Spirax Sarco 1⁄2" BT6-BH sanitary balanced pressure thermostatic steam trap with self-draining body. Connections to
be sanitary clamp ends to meet the requirements of ASME BPE. Suitable for pressure up to 6 bar g. Internal surface finish to be
electropolished to 0.375 μm (15 micro-inch Ra, ASME BPE SFV4). Material certification to EN 10204 3.1 for pressure containing parts.
TI-P180-30 CMGT Issue 8
Page 3 of 4
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